void setup() {
// put your setup code here, to run once:
Serial.begin(115200);
pinMode(D1, OUTPUT);
pinMode(D2, OUTPUT);
pinMode(D3, OUTPUT);
pinMode(D4, OUTPUT);
}
void loop() {
digitalWrite(D1, HIGH);
delay(200);
digitalWrite(D2, HIGH);
delay(200);
digitalWrite(D3, HIGH);
delay(200);
digitalWrite(D4, HIGH);
delay(200);
digitalWrite(D1, LOW);
digitalWrite(D2, LOW);
digitalWrite(D3, LOW);
digitalWrite(D4, LOW);
delay(200);
}
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st-nucleo-c031c6
st-nucleo-c031c6